SPECS:
FIT: Profile cassette hubs only
FIT: Profile cassette hubs only
CHAIN FIT: 3/32″ recommended (1/8″ can be used as well)
MATERIAL: CNC machined 6061 aluminum
MATERIAL: CNC machined 6061 aluminum
J&R Helpful Hint: Cogs and sprockets wear over time. We recommend replacement every 6 months due to chain wear.
Weight:
13T: 0.45oz/13g
14T: 0.53/15g
15T: 0.6oz/17g
16T: 0.67oz/19g
17T: 0.81oz/23g
18T: 0.98oz/28g









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